THREAT OPS › Threat News › Johnson Controls C-CURE 9000 and Victor application server
Johnson Controls C-CURE 9000 and Victor application server
<p><a href="https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-204-01.json"><strong>View CSAF</strong></a></p> <h2>Summary</h2> <p><strong>Successful exploitation of these vulnerabilities could allow an attacker with network access to achieve remote code execution.</strong></p> <p>The following versions of Johnson Controls C-CURE 9000 and Victor application server are af
MITRE ATT&CK techniques
Indicators of compromise
- CVE-2026-21655cve
- CVE-2026-21653cve
- CVE-2026-34496cve
- https://www.cve.org/CVERecord?id=CVE-2026-21655url
- https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisoriesurl
- https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hurl
- https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:Nurl
- https://www.cve.org/CVERecord?id=CVE-2026-21653url
- https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:Hurl
- https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:Hurl
- https://www.cve.org/CVERecord?id=CVE-2026-34496url
- https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hurl
- ysoserial.netdomain
Original source: https://www.cisa.gov/news-events/ics-advisories/icsa-26-204-01
Same event, other sources
- Johnson Controls C-CURE 9000 and Victor application servercisa_advisories · 2026-07-23